# coding=utf-8 
#!/usr/bin/env python# coding=utf-8 
#!/usr/bin/env python

##-----
## Place to store permanent variables or values
##-----

from heapq import merge
class Reserved(object):
    '''List of reserved words for validation purposes'''

    def __init__(self):
       self.core = ['group','user','add','edit','view','login','welcome','new',
                    'link','unlink','active','on','=','active']
       self.words = []
       self.words = list(merge(self.words,self.core))
       for w in self.core:
           self.words.append('{0}{1}'.format(w,'s'))
     
def reserved_words():
    '''Returns list of reserved words and reserved words +"s".'''
    R = Reserved()
    return R.words


if __name__ == '__main__':
    print reserved_words()

    

    
       
   
    
